<script setup>
import { artEditChannelService, artAddChannelService } from '@/api/article'
import { ref } from 'vue'
const dialogVisible = ref(false)
const formRef = ref()
const formModel = ref({
  cate_name: '',
  cate_alias: ''
})

const rules = {
  cate_name: [
    { required: true, message: '请输入分类名称', trigger: 'blur' },
    { 
      pattern: /^\S{1,10}$/, 
      message: '分类名必须是 1-10 位的非空字符', 
      trigger: 'blur' 
    }
  ],
  cate_alias: [
    { required: true, message: '请输入分类别名', trigger: 'blur' },
    { 
      pattern: /^[a-zA-Z0-9]{1,15}$/, 
      message: '分类名必须是 1-15 位的字母或数字', 
      trigger: 'blur' 
    }
  ]
}

const emit = defineEmits(['success'])
const onSubmit = async() => {
  await formRef.value.validate()
  const isEdit = formModel.value.id
  if (isEdit) {
    await artEditChannelService(formModel.value)
    ElMessage.success('编辑成功')
  } else {
    await artAddChannelService(formModel.value)
    ElMessage.success('添加成功')
  }
  dialogVisible.value = false
  emit('success')
}
// 组件对外暴露一个方法 open 基于open传来的参数，区分添加还是编辑
// open({}) => 表单无需渲染，说明是添加
// open({ id, cate_name ...... }) => 表单需要渲染， 说明是编辑
// open调用后，可以打开弹窗

const open = (row) => {
  dialogVisible.value = true
  formModel.value = { ...row } // 添加 -> 重置了表单内容  编辑 -> 存储了表单内容
}
// 组件向外暴露方法
defineExpose({
  open
})
</script>

<template>
  <el-dialog
   v-model="dialogVisible" 
   :title="formModel.id ? '编辑分类' : '添加分类'" 
   width="30%">
    <el-form ref="formRef" :model="formModel" :rules="rules" label-width="100px" style="padding-right: 30px">
      <el-form-item label="分类名称" prop="cate_name">
        <el-input v-model="formModel.cate_name" placeholder="请输入分类名称"></el-input>
      </el-form-item>
      <el-form-item label="分类别名" prop="cate_alias">
        <el-input v-model="formModel.cate_alias" placeholder="请输入分类别名"></el-input>
      </el-form-item>
    </el-form>
    <template #footer>
      <div class="dialog-footer">
        <el-button @click="dialogVisible = false">取消</el-button>
        <el-button type="primary" @click="onSubmit">
          确认
        </el-button>
      </div>
    </template>
  </el-dialog>
</template>